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    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>项目</title>
    <style>
    div{
        width:200px;
        height:200px;
        background-color: red;
        border:5px solid green;
        border-radius: 10px;
        margin:100px auto;
        color: white;
    }
    </style>
</head>
<body>
    
    <div>
        <section>
            这是我的项目
        </section>
        <p>pingpingshishui</p>
    </div>
</body>
</html>